Bases 102, 104, 105, 106, 108, 110, 111, 112, 114, 115, 116, 117, 118, 119, and 120 done to n=100000 and released.
New PRPs:
(110^39239-1)/109
(110^46301-1)/109
(119^38783-1)/118
I am surprised that I have found no PRPs between 5e4 < n < 10e4 for these bases.
To be completed...